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Timeline from 1840 to 1850

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Decade By Decade: Timelines of the 1800s

1840:

  • January 10, 1840: Penny postage was introduced in Britain.

  • February 10, 1840: Queen Victoria of England married Prince Albert of Saxe Coburg-Gotha.

  • May 1, 1840: The first postage stamps, Britain’s “Penny Black,” were issued.

  • Summer/Fall: The 1840 presidential campaign was the first to prominently feature songs and slogans. William Henry Harrison won the presidency thanks to his “Log Cabin and Hard Cider” campaign, and the slogan “Tippecanoe and Tyler Too!”

1841:

1842:

1843:

  • Summer: "Oregon Fever" gripped America, and 1843 marked the beginning of mass migration westward on the Oregon Trail.

1844:

  • February 28, 1844: An accident with a cannon on US Navy warship killed two members of John Tyler’s cabinet.

  • May 24, 1844: The first telegram was sent from the U.S. Capitol to Baltimore. Samuel F.B. Morse wrotes, “What hath God wrought.”

  • August 1844: Karl Marx and Friedrich Engels met in Paris

  • November 1844: James Knox Polk defeated Henry Clay in the U.S. presidential election.

1845:

  • January 23, 1845: The U.S. Congress established a uniform date for federal elections: the first Tuesday after the first Monday in November.

  • March 1, 1845: President John Tyler signed bill annexing Texas.

  • March 4, 1845: James Knox Polk was inaugurated as President of the United States.

  • May 1845: Frederick Douglass published his autobiography, Narrative of the Life of Frederick Douglass, An American Slave.

  • May 20, 1845: The Franklin Expedition sets sail from Britain.

  • Late Summer 1845: The Irish potato famine, which would become known as The Great Famine, began with widespread failures of the potato crop.

1846:

  • February 26, 1846: American frontier scout and showman William F. “Buffalo Bill” Cody was born in Iowa.

  • April 25, 1846: Mexican troops ambushed and killed a patrol of US soldiers. Reports of the incident inflamed tensions between the two nations.

  • April-August 1846: Francis Parkman traveled from St. Louis, Missouri to Ft. Laramie, Wyoming, and later wrote of the experience in the classic book, The Oregon Trail.

  • May 13, 1846: The U.S. Congress declared war against Mexico.

  • June 14, 1846: In the Bear Flag Revolt, settlers in northern California declared independence from Mexico.

  • December 1846: The Donner Party, a party of American settlers in wagon trains, became stranded in the snow-covered Sierra Nevada Mountains in California and resorted to cannibalism to survive.

1847:

  • February 22, 1847: U.S. troops commanded by General Zachary Taylor defeated a Mexican Army at the Battle of Buena Vista in the Mexican War.

  • March 29, 1847: U.S. troops commanded by General Winfield Scott captured Veracruz in the Mexican War.

  • Late summer 1847: The potato famine continued in Ireland, and the year became known as "Black '47."

  • September 13-14, 1847: U.S. troops entered Mexico City and effectively ended the Mexican War.

  • December 6, 1847: Abraham Lincoln took his seat in the U.S. House of Representatives. After serving a single two-year term he returned to Illinois.

1848

  • January 24, 1848: James Marshall, a mechanic at John Sutter's sawmill in northern California, recognized some unusual nuggets, and his discovery would set off the California Gold Rush.

  • March 23, 1848: Former president John Quincy Adams, who served as a U.S. Congressman from Massachusetts after leaving the presidency, died after collapsing in the U.S. Capitol building.

  • July 12-19, 1848: A conference at Seneca Falls, New York, organized by Lucretia Mott and Elizbeth Cady Stanton took up the issue of Women's Rights and planted the seeds of the suffrage movement in the US.

  • November 7, 1848: Zachary Taylor, Whig candidate and a hero of the Mexican War, was elected president of the United States.

  • December 5, 1848: President James Knox Polk, in his annual address to Congress, confirmed the discovery of gold in California.

1849

  • March 5, 1849 Zachary Taylor was inaugurated as the 12th president of the US. He was the third, and last, candidate of the Whig Party to hold the office.

Decade By Decade: 1800-1810 | 1810-1820 | 1820-1830 | 1830-1840 | 1850-1860 | 1860-1870 | 1870-1880 | 1880-1890 | 1890-1900 | The Civil War Year By Year

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